Winter mode control method and system for extended-range electric vehicle, vehicle and storage medium

The invention discloses a range-extended electric vehicle winter mode control method and system, a vehicle and a storage medium, and the method comprises the steps: 1, activating a winter mode when the battery temperature is smaller than a first target temperature value, the vehicle is not in a charging mode, and a winter mode setting switch is in an on state; 2, whether the air conditioner rapid heating function is set to be linked with winter mode activation or not is judged, if yes, the air conditioner rapid heating function is started while the winter mode is activated, and if not, the air conditioner rapid heating function does not respond; whether an atmosphere lamp is arranged to be linked with winter mode activation is judged, if yes, the atmosphere lamp is adjusted to a warm tone while the winter mode is activated, and if not, the atmosphere lamp does not respond; and 3, in response to the fact that the battery temperature is larger than the second target temperature value, or the winter mode setting